<html>
<body style="margin:0 auto;">
<!-- -------------------------- 顶部横幅 begin -------------------------- -->
<style type="text/css" id="um_das-bar">
[id^=um_das] * {
    margin: 0px;
    padding: 0px;
}

#um_das-bar-wrap {
    position: relative;
    width: 100%;
    overflow: hidden;
    background-color: #e3f2dc;
    display: block;
}

#um_das-bar-close {
    position: absolute;
    top: 50%;
    transform: translateY(-56%);
    right: 50px;
    width: 25px;
    height: 25px;
    text-align: center;
    line-height: 24px;
    font-size: 24px;
    cursor: pointer;
    color: #fff;
}

#um_das-bar-items {
    display: block;
}

#um_das-bar-items .um_das-bar-link {
    text-decoration: none;
    display: block;
}

#um_das-bar-items .um_das-bar-link:hover {
    text-decoration: none;
}

#um_das-bar-items .um_das-bar-img {
    width: 100%;
}

#um_das-bar-items li {
    display: block;
    line-height: 0;
    text-align: center;
    max-width: 100%;
    color: #365d36;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    cursor: pointer;
}
</style>
<div id="um_das-bar-wrap">
  <ul id="um_das-bar-items">
    <a href="http://www.webkaka.com/" class="um_das-bar-link" target="_blank">
    <!--    把此处改为你的广告网站！ -->
	  <li class="um_das-bar-item" data-index="1" data-id="u-web_ad_4">
	    <img class="um_das-bar-img" src="http://www.webkaka.com/tutorial/html/2020/031379/1440-70.jpg">
        <!--    把此处改为你的广告图片！ -->
	  </li>
	</a> 
  </ul>
  <span id="um_das-bar-close">×</span>
</div>

<script type="text/javascript">
  document.getElementById("um_das-bar-close").onclick = function() {
	 document.getElementById("um_das-bar-wrap").style.display = "none";
  }
</script>
<!-- -------------------------- 顶部横幅 end -------------------------- -->
</body>
</html>
<!--  文章来源：网页顶部banner大横幅  http://www.webkaka.com/tutorial/html/2020/031379/ -->